Growing community of inventors

King of Prussia, PA, United States of America

Louis F D'Andrea

Average Co-Inventor Count = 4.00

ph-index = 2

The patent ph-index is calculated by counting the number of publications for which an author has been cited by other authors at least that same number of times.

Forward Citations = 132

Louis F D'Andrea ↔ Stuart C Porter (2 patents)Louis F D'Andrea ↔ Edward J Woznicki (2 patents)Louis F D'Andrea ↔ Susan M Grillo (2 patents)Louis F D'AndreaLouis F D'Andrea (2 patents)Stuart C PorterStuart C Porter (18 patents)Edward J WoznickiEdward J Woznicki (12 patents)Susan M GrilloSusan M Grillo (12 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Colorcon Incorporated (2 from 12 patents)


2 patents:

1. 4704295 - Enteric film-coating compositions

2. 4556552 - Enteric film-coating compositions

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12/12/2025
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